2017 $ | 2016 $ | 2015 $ | ||||
Included in research and development expenses: | ||||||
Realized foreign exchange (gain) loss | (120,794 | ) | 104,851 | 238,709 | ||
Unrealized non-cash foreign exchange loss (gain) | 55,538 | 67,109 | (816,319 | ) | ||
Non-cash share based compensation | 230,141 | 233,919 | 257,016 | |||
Included in operating expenses | ||||||
Amortization of property and equipment | 90,768 | 162,233 | 180,411 | |||
Non-cash share based compensation | 348,562 | 172,159 | 172,521 | |||
Office minimum lease payments | 231,509 | 148,600 | 196,601 |